US4985444A - Pyrazolopyridine compound and processes for preparation thereof - Google Patents
Pyrazolopyridine compound and processes for preparation thereof Download PDFInfo
- Publication number
- US4985444A US4985444A US07/466,929 US46692990A US4985444A US 4985444 A US4985444 A US 4985444A US 46692990 A US46692990 A US 46692990A US 4985444 A US4985444 A US 4985444A
- Authority
- US
- United States
- Prior art keywords
- alkyl
- oxo
- compound
- carboxy
- phenylpyrazolo
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- -1 Pyrazolopyridine compound Chemical class 0.000 title claims description 286
- 238000000034 method Methods 0.000 title claims description 49
- 238000002360 preparation method Methods 0.000 title description 17
- 150000001875 compounds Chemical class 0.000 claims abstract description 188
- 150000003839 salts Chemical class 0.000 claims abstract description 123
- 125000001424 substituent group Chemical group 0.000 claims abstract description 74
- 125000000623 heterocyclic group Chemical group 0.000 claims abstract description 67
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 43
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 24
- 206010030113 Oedema Diseases 0.000 claims abstract description 8
- 125000005842 heteroatom Chemical group 0.000 claims abstract description 7
- 208000034972 Sudden Infant Death Diseases 0.000 claims abstract description 5
- 206010042440 Sudden infant death syndrome Diseases 0.000 claims abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 5
- 206010002383 Angina Pectoris Diseases 0.000 claims abstract description 4
- 208000000575 Arteriosclerosis Obliterans Diseases 0.000 claims abstract description 4
- 201000005569 Gout Diseases 0.000 claims abstract description 4
- 206010019280 Heart failures Diseases 0.000 claims abstract description 4
- 206010020772 Hypertension Diseases 0.000 claims abstract description 4
- 201000001431 Hyperuricemia Diseases 0.000 claims abstract description 4
- 208000030831 Peripheral arterial occlusive disease Diseases 0.000 claims abstract description 4
- 208000001647 Renal Insufficiency Diseases 0.000 claims abstract description 4
- 208000007536 Thrombosis Diseases 0.000 claims abstract description 4
- 208000032109 Transient ischaemic attack Diseases 0.000 claims abstract description 4
- 125000003118 aryl group Chemical group 0.000 claims abstract description 4
- 206010008118 cerebral infarction Diseases 0.000 claims abstract description 4
- 208000026106 cerebrovascular disease Diseases 0.000 claims abstract description 4
- 201000006370 kidney failure Diseases 0.000 claims abstract description 4
- 201000005060 thrombophlebitis Diseases 0.000 claims abstract description 4
- 201000010875 transient cerebral ischemia Diseases 0.000 claims abstract description 4
- 208000020401 Depressive disease Diseases 0.000 claims abstract description 3
- 208000008589 Obesity Diseases 0.000 claims abstract description 3
- 206010061876 Obstruction Diseases 0.000 claims abstract description 3
- 208000006673 asthma Diseases 0.000 claims abstract description 3
- 206010012601 diabetes mellitus Diseases 0.000 claims abstract description 3
- 208000030603 inherited susceptibility to asthma Diseases 0.000 claims abstract description 3
- 208000024714 major depressive disease Diseases 0.000 claims abstract description 3
- 201000003995 melancholia Diseases 0.000 claims abstract description 3
- 235000020824 obesity Nutrition 0.000 claims abstract description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 85
- 125000004043 oxo group Chemical group O=* 0.000 claims description 65
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 52
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 38
- 229910052736 halogen Inorganic materials 0.000 claims description 26
- 150000002367 halogens Chemical class 0.000 claims description 26
- 125000003545 alkoxy group Chemical group 0.000 claims description 24
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 23
- 125000004434 sulfur atom Chemical group 0.000 claims description 19
- 125000004453 alkoxycarbonyl group Chemical group 0.000 claims description 15
- 125000003282 alkyl amino group Chemical group 0.000 claims description 13
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 13
- 125000002252 acyl group Chemical group 0.000 claims description 12
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 12
- 125000002911 monocyclic heterocycle group Chemical group 0.000 claims description 12
- 125000005053 dihydropyrimidinyl group Chemical group N1(CN=CC=C1)* 0.000 claims description 8
- 125000003226 pyrazolyl group Chemical group 0.000 claims description 8
- 125000002098 pyridazinyl group Chemical group 0.000 claims description 8
- 159000000000 sodium salts Chemical class 0.000 claims description 8
- 125000005942 tetrahydropyridyl group Chemical group 0.000 claims description 8
- MQIUPPGRSIDEQN-UHFFFAOYSA-N 3-[6-oxo-3-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyridazin-1-yl]propanoic acid Chemical compound C1=CC(=O)N(CCC(=O)O)N=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 MQIUPPGRSIDEQN-UHFFFAOYSA-N 0.000 claims description 7
- 241001465754 Metazoa Species 0.000 claims description 7
- 125000003342 alkenyl group Chemical group 0.000 claims description 7
- 125000004076 pyridyl group Chemical group 0.000 claims description 7
- 125000000714 pyrimidinyl group Chemical group 0.000 claims description 7
- FKJPZJACCBMNKZ-UHFFFAOYSA-N 4-[6-oxo-3-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyridazin-1-yl]butanoic acid Chemical compound C1=CC(=O)N(CCCC(=O)O)N=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 FKJPZJACCBMNKZ-UHFFFAOYSA-N 0.000 claims description 6
- 125000005115 alkyl carbamoyl group Chemical group 0.000 claims description 6
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 claims description 6
- 125000004925 dihydropyridyl group Chemical group N1(CC=CC=C1)* 0.000 claims description 6
- 125000001589 carboacyl group Chemical group 0.000 claims description 5
- YYDULQPFPSZZGM-UHFFFAOYSA-N 5-[6-oxo-3-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyridazin-1-yl]pentanoic acid Chemical compound C1=CC(=O)N(CCCCC(=O)O)N=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 YYDULQPFPSZZGM-UHFFFAOYSA-N 0.000 claims description 3
- 239000004480 active ingredient Substances 0.000 claims description 3
- 239000008194 pharmaceutical composition Substances 0.000 claims description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 3
- 239000003937 drug carrier Substances 0.000 claims description 2
- 208000010125 myocardial infarction Diseases 0.000 claims 1
- 206010062016 Immunosuppression Diseases 0.000 abstract 1
- 101100386054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CYS3 gene Proteins 0.000 abstract 1
- 230000001506 immunosuppresive effect Effects 0.000 abstract 1
- 208000015181 infectious disease Diseases 0.000 abstract 1
- 150000005229 pyrazolopyridines Chemical class 0.000 abstract 1
- 101150035983 str1 gene Proteins 0.000 abstract 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 134
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 112
- 239000000203 mixture Substances 0.000 description 104
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 100
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 96
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 87
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 63
- 238000006243 chemical reaction Methods 0.000 description 60
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 58
- 238000004458 analytical method Methods 0.000 description 55
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 49
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 48
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 46
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 42
- 239000007864 aqueous solution Substances 0.000 description 41
- 239000011541 reaction mixture Substances 0.000 description 35
- 239000002904 solvent Substances 0.000 description 34
- 229920006395 saturated elastomer Polymers 0.000 description 32
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 29
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 27
- 235000019341 magnesium sulphate Nutrition 0.000 description 27
- 239000000243 solution Substances 0.000 description 27
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 23
- 239000000741 silica gel Substances 0.000 description 23
- 229910002027 silica gel Inorganic materials 0.000 description 23
- 239000002253 acid Substances 0.000 description 22
- 238000001816 cooling Methods 0.000 description 22
- 239000002244 precipitate Substances 0.000 description 22
- 239000000284 extract Substances 0.000 description 21
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 20
- 239000011780 sodium chloride Substances 0.000 description 20
- 238000001914 filtration Methods 0.000 description 19
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 18
- 150000002391 heterocyclic compounds Chemical class 0.000 description 16
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 15
- 125000003277 amino group Chemical group 0.000 description 14
- 239000013078 crystal Substances 0.000 description 14
- 125000004430 oxygen atom Chemical group O* 0.000 description 14
- 239000003480 eluent Substances 0.000 description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 12
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical class CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 10
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 description 9
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical group CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 9
- 238000004440 column chromatography Methods 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 8
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 8
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine hydrate Chemical compound O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 8
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 8
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 8
- 238000010992 reflux Methods 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 7
- 229960000583 acetic acid Drugs 0.000 description 7
- 239000012044 organic layer Substances 0.000 description 7
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 7
- 238000010792 warming Methods 0.000 description 7
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 6
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 6
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-YYWVXINBSA-N N,N-dimethylformamide-d7 Chemical compound [2H]C(=O)N(C([2H])([2H])[2H])C([2H])([2H])[2H] ZMXDDKWLCZADIW-YYWVXINBSA-N 0.000 description 6
- 230000001882 diuretic effect Effects 0.000 description 6
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 6
- 230000002411 adverse Effects 0.000 description 5
- 239000000706 filtrate Substances 0.000 description 5
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000006460 hydrolysis reaction Methods 0.000 description 5
- LAGKMXIFTIXARS-UHFFFAOYSA-N 1-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)ethanone Chemical compound N=1N2C=CC=CC2=C(C(=O)C)C=1C1=CC=CC=C1 LAGKMXIFTIXARS-UHFFFAOYSA-N 0.000 description 4
- QKCNCSMRONBCSQ-UHFFFAOYSA-N 3-(6-chloropyridazin-3-yl)-2-phenylpyrazolo[1,5-a]pyridine Chemical compound N1=NC(Cl)=CC=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 QKCNCSMRONBCSQ-UHFFFAOYSA-N 0.000 description 4
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 description 4
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 description 4
- 241000700159 Rattus Species 0.000 description 4
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 4
- 125000004423 acyloxy group Chemical group 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 4
- RIFGWPKJUGCATF-UHFFFAOYSA-N ethyl chloroformate Chemical compound CCOC(Cl)=O RIFGWPKJUGCATF-UHFFFAOYSA-N 0.000 description 4
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 229910000027 potassium carbonate Inorganic materials 0.000 description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 4
- 235000017557 sodium bicarbonate Nutrition 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 4
- BKWQKVJYXODDAC-UHFFFAOYSA-N 1,2-dihydropyridazine Chemical compound N1NC=CC=C1 BKWQKVJYXODDAC-UHFFFAOYSA-N 0.000 description 3
- WCFAPJDPAPDDAQ-UHFFFAOYSA-N 1,2-dihydropyrimidine Chemical compound C1NC=CC=N1 WCFAPJDPAPDDAQ-UHFFFAOYSA-N 0.000 description 3
- KJUGUADJHNHALS-UHFFFAOYSA-N 1H-tetrazole Chemical compound C=1N=NNN=1 KJUGUADJHNHALS-UHFFFAOYSA-N 0.000 description 3
- GQHTUMJGOHRCHB-UHFFFAOYSA-N 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine Chemical compound C1CCCCN2CCCN=C21 GQHTUMJGOHRCHB-UHFFFAOYSA-N 0.000 description 3
- HMAFIKJTAGWBDM-UHFFFAOYSA-N 2-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)acetic acid Chemical compound N=1N2C=CC=CC2=C(CC(=O)O)C=1C1=CC=CC=C1 HMAFIKJTAGWBDM-UHFFFAOYSA-N 0.000 description 3
- NLXXIPRNPLMDFQ-UHFFFAOYSA-N 2-oxo-5-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)-1h-pyridine-3-carboxylic acid Chemical compound N1C(=O)C(C(=O)O)=CC(C2=C3C=CC=CN3N=C2C=2C=CC=CC=2)=C1 NLXXIPRNPLMDFQ-UHFFFAOYSA-N 0.000 description 3
- HFOAXDYGZAQNTI-UHFFFAOYSA-N 2-phenylpyrazolo[1,5-a]pyridine Chemical compound N=1N2C=CC=CC2=CC=1C1=CC=CC=C1 HFOAXDYGZAQNTI-UHFFFAOYSA-N 0.000 description 3
- MBCUSHSOCQIFLW-UHFFFAOYSA-N 3-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)-1h-pyridazin-6-one Chemical compound N1C(=O)C=CC(C2=C3C=CC=CN3N=C2C=2C=CC=CC=2)=N1 MBCUSHSOCQIFLW-UHFFFAOYSA-N 0.000 description 3
- IPTDTGXHPKQNKW-UHFFFAOYSA-N 3-(3-chloropyridazin-4-yl)-2-phenylpyrazolo[1,5-a]pyridine Chemical compound ClC1=NN=CC=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 IPTDTGXHPKQNKW-UHFFFAOYSA-N 0.000 description 3
- DMZHQGHHFSIOOA-UHFFFAOYSA-N 3-(3-methoxypyridazin-4-yl)-2-phenylpyrazolo[1,5-a]pyridine Chemical compound COC1=NN=CC=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 DMZHQGHHFSIOOA-UHFFFAOYSA-N 0.000 description 3
- COOSAAMCVZZIQF-UHFFFAOYSA-N 3-(3-methylpyridazin-4-yl)-2-phenylpyrazolo[1,5-a]pyridine Chemical compound CC1=NN=CC=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 COOSAAMCVZZIQF-UHFFFAOYSA-N 0.000 description 3
- UOKZZRHJDSCLRY-UHFFFAOYSA-N 3-(dimethylamino)-2-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)prop-2-enal Chemical compound N=1N2C=CC=CC2=C(C(C=O)=CN(C)C)C=1C1=CC=CC=C1 UOKZZRHJDSCLRY-UHFFFAOYSA-N 0.000 description 3
- AZYGRFHDIALJQW-UHFFFAOYSA-N 3-[6-oxo-3-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)-4,5-dihydropyridazin-1-yl]propanoic acid Chemical compound C1CC(=O)N(CCC(=O)O)N=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 AZYGRFHDIALJQW-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 3
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- XYOVOXDWRFGKEX-UHFFFAOYSA-N azepine Chemical compound N1C=CC=CC=C1 XYOVOXDWRFGKEX-UHFFFAOYSA-N 0.000 description 3
- NDKBVBUGCNGSJJ-UHFFFAOYSA-M benzyltrimethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)CC1=CC=CC=C1 NDKBVBUGCNGSJJ-UHFFFAOYSA-M 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 3
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 125000002950 monocyclic group Chemical group 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 235000019198 oils Nutrition 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000000825 pharmaceutical preparation Substances 0.000 description 3
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical compound C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical class CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 3
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- DXIJZWSZQSUCHY-UHFFFAOYSA-N ethyl 3-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)prop-2-enoate Chemical compound N=1N2C=CC=CC2=C(C=CC(=O)OCC)C=1C1=CC=CC=C1 DXIJZWSZQSUCHY-UHFFFAOYSA-N 0.000 description 1
- PMQPKSGXTXSZBT-UHFFFAOYSA-N ethyl 3-acetyl-4-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)-4h-pyridine-1-carboxylate Chemical compound CC(=O)C1=CN(C(=O)OCC)C=CC1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 PMQPKSGXTXSZBT-UHFFFAOYSA-N 0.000 description 1
- DCRXOQBBGWJBEW-UHFFFAOYSA-N ethyl 3-cyano-4-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)-4h-pyridine-1-carboxylate Chemical compound N#CC1=CN(C(=O)OCC)C=CC1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 DCRXOQBBGWJBEW-UHFFFAOYSA-N 0.000 description 1
- XBPOBCXHALHJFP-UHFFFAOYSA-N ethyl 4-bromobutanoate Chemical compound CCOC(=O)CCCBr XBPOBCXHALHJFP-UHFFFAOYSA-N 0.000 description 1
- BYRQNMWKAABBSD-UHFFFAOYSA-N ethyl 5-[6-oxo-3-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyridazin-1-yl]pentanoate Chemical compound C1=CC(=O)N(CCCCC(=O)OCC)N=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 BYRQNMWKAABBSD-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- LIWAQLJGPBVORC-UHFFFAOYSA-N ethylmethylamine Chemical compound CCNC LIWAQLJGPBVORC-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 1
- LYINKTVZUSKQEQ-UHFFFAOYSA-N furan-3-one Chemical compound O=C1COC=C1 LYINKTVZUSKQEQ-UHFFFAOYSA-N 0.000 description 1
- JKFAIQOWCVVSKC-UHFFFAOYSA-N furazan Chemical compound C=1C=NON=1 JKFAIQOWCVVSKC-UHFFFAOYSA-N 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 239000004220 glutamic acid Substances 0.000 description 1
- 235000013922 glutamic acid Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229960000789 guanidine hydrochloride Drugs 0.000 description 1
- PJJJBBJSCAKJQF-UHFFFAOYSA-N guanidinium chloride Chemical compound [Cl-].NC(N)=[NH2+] PJJJBBJSCAKJQF-UHFFFAOYSA-N 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 230000002440 hepatic effect Effects 0.000 description 1
- 125000003104 hexanoyl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000005935 hexyloxycarbonyl group Chemical group 0.000 description 1
- 229910000042 hydrogen bromide Inorganic materials 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 125000002883 imidazolyl group Chemical group 0.000 description 1
- JYGFTBXVXVMTGB-UHFFFAOYSA-N indolin-2-one Chemical compound C1=CC=C2NC(=O)CC2=C1 JYGFTBXVXVMTGB-UHFFFAOYSA-N 0.000 description 1
- HOBCFUWDNJPFHB-UHFFFAOYSA-N indolizine Chemical compound C1=CC=CN2C=CC=C21 HOBCFUWDNJPFHB-UHFFFAOYSA-N 0.000 description 1
- 125000003406 indolizinyl group Chemical group C=1(C=CN2C=CC=CC12)* 0.000 description 1
- 125000001041 indolyl group Chemical group 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- 229940125396 insulin Drugs 0.000 description 1
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 1
- 125000000904 isoindolyl group Chemical group C=1(NC=C2C=CC=CC12)* 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000005956 isoquinolyl group Chemical group 0.000 description 1
- MGIYRDNGCNKGJU-UHFFFAOYSA-N isothiazolinone Chemical compound O=C1C=CSN1 MGIYRDNGCNKGJU-UHFFFAOYSA-N 0.000 description 1
- 125000001786 isothiazolyl group Chemical group 0.000 description 1
- 125000000842 isoxazolyl group Chemical group 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 235000015122 lemonade Nutrition 0.000 description 1
- 230000004130 lipolysis Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229940087646 methanolamine Drugs 0.000 description 1
- UZKWTJUDCOPSNM-UHFFFAOYSA-N methoxybenzene Substances CCCCOC=C UZKWTJUDCOPSNM-UHFFFAOYSA-N 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- MCVVUJPXSBQTRZ-ONEGZZNKSA-N methyl (e)-but-2-enoate Chemical compound COC(=O)\C=C\C MCVVUJPXSBQTRZ-ONEGZZNKSA-N 0.000 description 1
- RSHMIVWBPZCGTL-UHFFFAOYSA-N methyl 1-methyl-2-oxo-5-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyridine-3-carboxylate Chemical compound CN1C(=O)C(C(=O)OC)=CC(C2=C3C=CC=CN3N=C2C=2C=CC=CC=2)=C1 RSHMIVWBPZCGTL-UHFFFAOYSA-N 0.000 description 1
- KXPDXPNVLQGDEH-UHFFFAOYSA-N methyl 2-[6-oxo-3-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyridazin-1-yl]acetate Chemical compound C1=CC(=O)N(CC(=O)OC)N=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 KXPDXPNVLQGDEH-UHFFFAOYSA-N 0.000 description 1
- PGWBQILFGFWPCA-UHFFFAOYSA-N methyl 3-[2-oxo-4-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyrimidin-1-yl]propanoate Chemical compound O=C1N(CCC(=O)OC)C=CC(C2=C3C=CC=CN3N=C2C=2C=CC=CC=2)=N1 PGWBQILFGFWPCA-UHFFFAOYSA-N 0.000 description 1
- NMVUYNPMGMCYFW-UHFFFAOYSA-N methyl 3-[2-oxo-5-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyrimidin-1-yl]propanoate Chemical compound C1=NC(=O)N(CCC(=O)OC)C=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 NMVUYNPMGMCYFW-UHFFFAOYSA-N 0.000 description 1
- XVRPWIPZPDCHNB-UHFFFAOYSA-N methyl 3-[6-oxo-5-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)pyridazin-1-yl]propanoate Chemical compound O=C1N(CCC(=O)OC)N=CC=C1C1=C2C=CC=CN2N=C1C1=CC=CC=C1 XVRPWIPZPDCHNB-UHFFFAOYSA-N 0.000 description 1
- XMJHPCRAQCTCFT-UHFFFAOYSA-N methyl chloroformate Chemical compound COC(Cl)=O XMJHPCRAQCTCFT-UHFFFAOYSA-N 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- VOVMMMQEDMGRSI-UHFFFAOYSA-N n-pentylhexan-1-amine Chemical compound CCCCCCNCCCCC VOVMMMQEDMGRSI-UHFFFAOYSA-N 0.000 description 1
- JACMPVXHEARCBO-UHFFFAOYSA-N n-pentylpentan-1-amine Chemical compound CCCCCNCCCCC JACMPVXHEARCBO-UHFFFAOYSA-N 0.000 description 1
- VACPZDQXUAOTFR-UHFFFAOYSA-N n-tert-butylbutan-1-amine Chemical compound CCCCNC(C)(C)C VACPZDQXUAOTFR-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000004006 olive oil Substances 0.000 description 1
- 235000008390 olive oil Nutrition 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 125000001715 oxadiazolyl group Chemical group 0.000 description 1
- YBKGERLDRMINOV-UHFFFAOYSA-N oxathiine Chemical compound O1SC=CC=C1 YBKGERLDRMINOV-UHFFFAOYSA-N 0.000 description 1
- 125000002971 oxazolyl group Chemical group 0.000 description 1
- 239000000312 peanut oil Substances 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 125000001148 pentyloxycarbonyl group Chemical group 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- RDNZDMDLRIQQAX-UHFFFAOYSA-N piperidine-2,4-dione Chemical compound O=C1CCNC(=O)C1 RDNZDMDLRIQQAX-UHFFFAOYSA-N 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- RIBFXMJCUYXJDZ-UHFFFAOYSA-N propanoyl bromide Chemical compound CCC(Br)=O RIBFXMJCUYXJDZ-UHFFFAOYSA-N 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004742 propyloxycarbonyl group Chemical group 0.000 description 1
- 125000006239 protecting group Chemical group 0.000 description 1
- 239000003368 psychostimulant agent Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000296 purinergic P1 receptor antagonist Substances 0.000 description 1
- 125000003373 pyrazinyl group Chemical group 0.000 description 1
- 125000004353 pyrazol-1-yl group Chemical group [H]C1=NN(*)C([H])=C1[H] 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- VTGOHKSTWXHQJK-UHFFFAOYSA-N pyrimidin-2-ol Chemical compound OC1=NC=CC=N1 VTGOHKSTWXHQJK-UHFFFAOYSA-N 0.000 description 1
- ZVJHJDDKYZXRJI-UHFFFAOYSA-N pyrroline Natural products C1CC=NC1 ZVJHJDDKYZXRJI-UHFFFAOYSA-N 0.000 description 1
- 125000001422 pyrrolinyl group Chemical group 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 125000005493 quinolyl group Chemical group 0.000 description 1
- 230000008327 renal blood flow Effects 0.000 description 1
- 239000011369 resultant mixture Substances 0.000 description 1
- KIWUVOGUEXMXSV-UHFFFAOYSA-N rhodanine Chemical compound O=C1CSC(=S)N1 KIWUVOGUEXMXSV-UHFFFAOYSA-N 0.000 description 1
- 238000010898 silica gel chromatography Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 229910000104 sodium hydride Inorganic materials 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 208000010110 spontaneous platelet aggregation Diseases 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000003831 tetrazolyl group Chemical group 0.000 description 1
- HSBAPCKJUUSMLH-UHFFFAOYSA-N thiadiazol-4-one Chemical compound O=C1CSN=N1 HSBAPCKJUUSMLH-UHFFFAOYSA-N 0.000 description 1
- ATAMXDLUUTYFKT-UHFFFAOYSA-N thian-3-one Chemical compound O=C1CCCSC1 ATAMXDLUUTYFKT-UHFFFAOYSA-N 0.000 description 1
- CBDKQYKMCICBOF-UHFFFAOYSA-N thiazoline Chemical compound C1CN=CS1 CBDKQYKMCICBOF-UHFFFAOYSA-N 0.000 description 1
- 125000000335 thiazolyl group Chemical group 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- VOBWLFNYOWWARN-UHFFFAOYSA-N thiophen-3-one Chemical compound O=C1CSC=C1 VOBWLFNYOWWARN-UHFFFAOYSA-N 0.000 description 1
- 229930192474 thiophene Natural products 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- ZFDIRQKJPRINOQ-UHFFFAOYSA-N transbutenic acid ethyl ester Natural products CCOC(=O)C=CC ZFDIRQKJPRINOQ-UHFFFAOYSA-N 0.000 description 1
- 125000005270 trialkylamine group Chemical group 0.000 description 1
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
- A61P11/08—Bronchodilators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P13/00—Drugs for disorders of the urinary system
- A61P13/02—Drugs for disorders of the urinary system of urine or of the urinary tract, e.g. urine acidifiers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P15/00—Drugs for genital or sexual disorders; Contraceptives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P19/00—Drugs for skeletal disorders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/04—Centrally acting analgesics, e.g. opioids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/24—Antidepressants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/26—Psychostimulants, e.g. nicotine, cocaine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/06—Antihyperlipidemics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/02—Antithrombotic agents; Anticoagulants; Platelet aggregation inhibitors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/10—Antioedematous agents; Diuretics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/04—Inotropic agents, i.e. stimulants of cardiac contraction; Drugs for heart failure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/08—Vasodilators for multiple indications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/12—Antihypertensives
Definitions
- the present invention relates to novel pyrazolopyridine compound and a pharmaceutically acceptable salt thereof.
- novel pyrazolopyridine compound and a pharmaceutically acceptable salt thereof which are adenosine antagonists and possess various pharmaceutical actions such as cognitive enhancing action, analgesic action, locomotor action, antidepressant action, cerebral vasodilating action, diuretic action, cardiotonic action, vasodilating action, the action of increasing the renal blood flow, enhanced lipolysis action, inhibited anaphylactic bronchoconstrictive action, accelerating action of the release of insulin, or the like, and so are useful as psychostimulant, analgesic, antidepressant ameliorants ofcerebral circulation, remedy for heart failure, cardiotonic agent, antihypertensive agent, remedy for renal insufficiency, diuretic, remedy for edema, antiobesity, antiasthmatic, bronchoconstrictor, remedy for apnea, remedy for gout, remedy for hyperuricemia, remedy for sudden infant death syndrome (SIDS), ameliorants of
- edema e.g. cardiac edema, nephrotic edema, hepatic edema, idiopathic edema, drug edema, acute angioneurotic edema, hereditary angioneurotic edema, carcinomatous ascites, gestational edema, etc.
- obesity bronchial asthma, gout, hyperuricemia, sudden infant death syndrome, immunosuppresion, diabetes, myocardiac infarction, thrombosis (e.g. arterial thrombosis, cerebral thrombosis, etc.), obstruction, arteriosclerosis obliterans, thrombophlebitis, cerebral infarction, transient ischemic attack, angina pectoris or the like.
- one object of the present invention is to provide the novel pyrazolopyridine compound and a pharmaceutically acceptable salt thereof, which are useful as stated above.
- Another object of the present invention is to provide processes for the preparation of the novel pyrazolopyridine compound or a salt thereof.
- a further object of the present invention is to provide a pharmaceutical composition
- a pharmaceutical composition comprising, as an active ingredient, said pyrazolopyridine compound or a pharmaceutically acceptable salt thereof.
- Still further object of the present invention is to provide a method for using said pyrazolopyridine compound as aforesaid therapeutic use, which comprises administering said pyrazolopyridine compound to human being or animals.
- novel pyrazolopyridine compound of the present invention can be shown by the following formula (I). ##STR2## wherein R 1 is aryl, and
- R 2 is unsaturated heterocyclic group which may have one or more suitable substituent(s).
- the object compound (I) or a salt thereof can be prepared, for example, according to the following reaction schemes. ##STR3## wherein R 1 and R 2 are each as defined above,
- R a 2 is heterocyclic compound having ##STR4## moiety in its ring, which may have one or more suitable substituent(s)
- R b 2 is N-containing unsaturated heterocyclic compound having ⁇ N-- moiety in its ring, which may have one or more suitable substituent(s)
- R c 2 is N-containing unsaturated heterocyclic group, which may have one or more suitable substituent(s),
- R d 2 is unsaturated heterocyclic group having cyano, which may have one or more suitable substituent(s),
- R e 2 is unsaturated heterocyclic group having carboxy, which may have one or more suitable substituent(s),
- R f 2 is unsaturated heterocyclic group which may have one or more suitable substituent(s) except carboxy,
- R g 2 is unsaturated heterocyclic group having amino, which may have one or more suitable substituent(s),
- R h 2 is unsaturated heterocyclic group having oxo, which may have one or more suitable substituent(s),
- R i 2 is unsaturated heterocyclic group having halogen, which may have one or more suitable substituent(s),
- R j 2 is unsaturated heterocyclic group having di(lower)alkylamino, which may have one or more suitable substituent(s),
- R k 2 is unsaturated heterocyclic group having lower alkoxy, which may have one or more suitable substituent(s),
- a group of the formula : ##STR5## is unsaturated cyclic amino group, which may have one or more suitable substituent(s),
- R 3 is an acyl group
- R 4 is lower alkyl which may have one or more suitable substituent(s),
- R a 4 is protected carboxy(lower)alkyl
- R b 4 is carboxy(lower)alkyl
- R c 4 is amidated carboxy(lower)alkyl
- R 5 is protected carboxy
- R 6 is lower alkyl
- R 7 is hydrogen or lower alkyl
- R 8 is hydrogen, lower alkyl or amino
- R 9 is lower alkyl
- R 10 is protected carboxy
- X is a leaving group
- the compounds (VI), (X), (XII) and (XV) are novel, and they can be prepared according to the methods described in Preparations disclosed later in the present specification or similar manners thereto.
- Suitable pharmaceutically acceptable salts of the object compound (I) are conventional ones and include a metal salt such as an alkali metal salt (e.g. sodium salt, potassium salt, etc.) and an alkaline earth metal salt (e.g. calcium salt, magnesium salt, etc.), an ammonium salt, an organic base salt (e.g. trimethylamine salt, triethylamine salt, pyridine salt, picoline salt, dicyclohexylamine salt, N,N'-dibenzylethylenediamine salt, etc.), an organic acid salt (e.g.
- a metal salt such as an alkali metal salt (e.g. sodium salt, potassium salt, etc.) and an alkaline earth metal salt (e.g. calcium salt, magnesium salt, etc.), an ammonium salt, an organic base salt (e.g. trimethylamine salt, triethylamine salt, pyridine salt, picoline salt, dicyclohexylamine salt, N,N'-dibenzylethylenedi
- an inorganic acid salt e.g. hydrochloride, hydrobromide, hydroiodide, sulfate, phosphate, etc.
- a salt with an amino acid e.g. arginine, aspartic acid, glutamic acid, etc.
- Suitable "aryl” may include phenyl, tolyl, xylyl, naphthyl and the like, in which the preferred one may be phenyl.
- Suitable "unsaturated heterocyclic group” may include unsaturated, monocyclic or polycyclic heterocYclic group containing at least one hetero atom such as nitrogen, oxygen, sulfur or the like.
- Suitable examples of said "unsaturated heterocYclic group” may include:
- 1,2,3,6-tetrahydropyridyl, etc. pyrimidinyl, dihydropyrimidinyl (e.g. 1,2-dihydropyrimidinyl, etc.), pyrazinyl, pyridazinyl, dihydropyridazinyl (e.g. 2,3-dihydropyridazinyl, 1,4-dihydropyridazinyl, etc.), tetrahydropyridazinyl (e.g. 2,3,4,5-tetrahydropyridazinyl, etc.) triazolyl (e.g.
- Aforesaid "unsaturated heterocyclic group” may have one or more (preferably 1 to 4) suitable substituent(s) such as lower alkyl (e.g. methyl, ethyl, propyl, isopropyl, butyl, t-butyl, pentyl, hexyl, etc.) which may have one or more (preferably 1 to 4) suitable substituent(s) as explained below; carboxy(lower)alkenyl (e.g.
- Suitable "an acyl group” may include lower alkanoyl (e.g. formyl, acetyl, propionyl, butyryl, isobutyryl, pivaloyl, hexanoyl, etc.), carboxy, protected carboxy, and the like.
- lower alkanoyl e.g. formyl, acetyl, propionyl, butyryl, isobutyryl, pivaloyl, hexanoyl, etc.
- Suitable examples of aforesaid "protected carboxy” may be esterified carboxy, in which suitable esterified carboxy may include lower alkoxycarbonyl (e.g. methoxycarbonyl, ethoxycarbonyl, propoxycarbonyl, t-butoxycarbonyl, pentyloxycarbonyl, hexyloxycarbonyl, etc.) and the like;
- suitable esterified carboxy may include lower alkoxycarbonyl (e.g. methoxycarbonyl, ethoxycarbonyl, propoxycarbonyl, t-butoxycarbonyl, pentyloxycarbonyl, hexyloxycarbonyl, etc.) and the like;
- amidated carboxy in which suitable amidated carboxy may include carbamoyl, N,N-di(lower)alkylcarbamoyl wherein two lower alkyl groups may bond to each other to form 3 to 6-membered ring (e.g.
- N,N-dimethylcarbamoyl N-methyl-N-ethylcarbamoyl, N,N-diethylcarbamoyl, N,N-dipropylcarbamoyl, N-butyl-N-t-butylcarbamoyl, N,N-dipentylcarbamoyl, N-pentyl-N-hexylcarbamoyl, 1-aziridinylcarbonyl, 1-azetidinylcarbonyl, 1-pyrrolidinylcarbonyl, piperidinocarbonyl, etc.) and the like; or the like.
- Suitable examples of "suitable substituent(s)" of aforesaid "lower alkyl which may have one or more suitable substituent(s)” may include hydroxy, aforesaid halogen, aforesaid lower alkoxy, aforesaid an acyl group, and the like.
- Suitable examples of said "lower alkyl having one or more suitable substituent(s)" may include lower alkyl having hydroxy and halogen (e.g. 1-hydroxy-1-chloromethyl, 1-hydroxy-2-chloroethyl, 2-hydroxy-3-fluoropropyl, 2-hydroxy-3,3,3-trichloropropyl, 3-bromo-4-hydroxy-4-iodobutyl, 1-chloro-2-hydroxy-4-fluoropentyl, 3,4-dihydroxy-6-chlorohexyl, etc);
- hydroxy and halogen e.g. 1-hydroxy-1-chloromethyl, 1-hydroxy-2-chloroethyl, 2-hydroxy-3-fluoropropyl, 2-hydroxy-3,3,3-trichloropropyl, 3-bromo-4-hydroxy-4-iodobutyl, 1-chloro-2-hydroxy-4-fluoropentyl, 3,4-dihydroxy-6-chlorohexyl, etc
- hydroxy(lower)alkyl e.g. hydroxymethyl, 2-hydroxyethyl, 2-hydroxypropyl, 3-hydroxypropyl, 1-hydroxy-1-methylethyl, 1-hydroxybutyl, 1-hydroxymethyl-1-methylethyl, 3-hydroxypentyl, 2-hydroxyhexyl, etc.
- lower alkoxy(lower)alkyl e.g. methoxymethyl, ethoxymethyl, 2-ethoxyethyl, 1-propoxyethyl, 3-isopropoxypropyl, 2-butoxybutyl, 1-t-butoxymethyl-1-methylethyl, 5-pentyloxypentyl, hexyloxymethyl, 3-hexyloxyhexyl, etc.
- lower alkoxy(lower)alkyl e.g. methoxymethyl, ethoxymethyl, 2-ethoxyethyl, 1-propoxyethyl, 3-isopropoxypropyl, 2-butoxybutyl, 1-t-butoxymethyl-1-methylethyl, 5-pentyloxypentyl, hexyloxymethyl, 3-hexyloxyhexyl, etc.
- acyl(lower)alkyl in which the preferred one may be carboxy(lower)alkyl (e.g. carboxymethyl, 2-carboxyethyl, 2-carboxypropyl, 3-carboxypropyl, 2-carboxy-1-methylethyl, 4-carboxybutyl, 1-carboxymethyl-1-methylethyl, 3-carboxypentyl, 2-carboxyhexyl, etc.), and protected carboxy(lower)alkyl, in which the preferred one may be esterified carboxy(lower)alkyl and amidated carboxy(lower)alkyl, the more preferred one may be lower alkoxycarbonyl(lower)alkyl (e.g.
- N,N-dimethylcarbamoylmethyl 2-(N,N-dimethylcarbamoyl)ethyl, 2-(N-methyl-N-ethylcarbamoyl)ethyl, 3-(N-methyl-N-ethylcarbamoyl)propyl, 2-(N,N-dipropylcarbamoyl)-1-methylethyl, 4-(N,N-dipropylcarbamoyl)butyl, 1-(N,N-dimethylcarbamoyl)methyl-1-methylethyl, 5-(N-pentyl-N-hexylcarbamoyl)pentyl, 3-(N-pentyl-N-hexyl)hexyl, (1-aziridinylcarbonyl)methyl, 2-(1-azetidinylcarbonyl)ethyl, 2-(piperidinocarbonyl)ethyl, 3-(
- the preferred substituent of "unsaturated heterocyclic group” may be lower alkyl, lower alkyl having hydroxy and halogen, hydroxy(lower)alkyl, lower alkoxy(lower)alkyl, carboxy(lower)alkyl, lower alkoxycarbonyl(lower)alkyl, carbamoyl(lower)alkyl, N,N-di(lower)alkylcarbamoyl(lower)alkyl wherein two lower alkyl groups on nitrogen atom may bond to each other to form 3 to 6-membered ring, carboxy(lower)alkenyl, di(lower)alkylamino, halogen, lower alkoxy, oxo, carboxy, lower alkoxycarbonyl, lower alkanoyl, amino, cyano and hydroxy,
- the more preferred one may be (C 1 -C 4 )alkyl, (C 1 -C 4 )alkyl having hydroxy and halogen, hydroxy(C 1 -C 4 )alkyl, (C 1 -C 4 )alkoxy(C 1 -C 4 )alkyl, carboxy(C 1 -C 4 )alkyl, (C 1 -C 4 )alkoxycarbonyl(C 1 -C 4 )alkyl, carbamoyl(C 1 -C 4 )alkyl, N,N-di(C 1 -C 4 )alkylcarbamoyl(C 1 -C 4 )alkyl, piperidinocarbonyl(C 1 -C 4 )alkyl, carboxy(C 2 -C 4 )alkenyl, di(C 1 -C 4 )alkylamino, halogen, (C 1 -C 4 )alkoxy, oxo, carboxy(
- Suitable "heterocyclic compound having ##STR6## moiety in its ring” may include saturated or unsaturated, monocyclic or polycyclic heterocyclic compound containing at least one hetero atom such as nitrogen, oxygen, sulfur or the like, which has ##STR7## moiety in its ring, and suitable examples thereof may include:
- azepine having oxo e.g. 2-oxo-2H-azepine, etc.
- pyrrole having oxo e.g. 5-oxopyrroline, etc.
- pyrroline having oxo e.g. 2-oxopyrrolidine, etc.
- imidazole having oxo e.g. 4-oxoimidazoline, etc.
- pyrazole having oxo e.g.
- 5-oxopyrazoline, etc. pyridine having oxo (e.g. 4-oxo-1,4-dihydropyridine, etc.), dihydropyridine having oxo (e.g. 2-oxo-1,2,3,4-tetrahydropyridine, 4-oxo-1,2,3,4-tetrahydropyridine, etc.), tetrahydropyridine having oxo (e.g. 2-oxopiperidine, 4-oxopiperidine, etc.), pyrimidine having oxo (e.g. 2-oxo-1,2-dihydropyrimidine, etc.), dihydropyrimidine having oxo (e.g.
- 3-oxo-perhydropyridazine, etc. triazole having oxo (e.g. 3-oxo-2,3-dihydro-4H-1,2,4-triazole, 4-oxo-4,5-dihydro-1H-1,2,3-triazole, 5-oxo-1,5-dihydro-2H-1,2,3-triazole, etc.), tetrazole having oxo (e.g. 5-oxo-4,5-dihydro-1H-tetrazole, 5-oxo-1,5-dihydro-2H-tetrazole, etc.), etc.;
- indole having oxo e.g. 2-oxo-2,3-dihydroindole, etc.
- isoindole having oxo e.g. 7-oxo-6,7-dihydroisoindole, etc.
- indolizine having oxo e.g. 3-oxo-2,3-dihydroindolizine, etc.
- benzimidazole having oxo e.g.
- 2-oxo-2,3-dihydro-1H-benzimidazole, etc. 2-oxo-2,3-dihydro-1H-benzimidazole, etc.
- quinoline having oxo e.g. 4-oxo-3,4-dihydroquinoline, etc.
- dihydroquinoline having oxo e.g. 5-oxo-1,4,5,6-tetrahydroquinoline, etc.
- isoquinoline having oxo e.g. 4-oxo-3,4-dihydroisoquinoline, etc.
- indazole having oxo e.g. 3-oxo-2,3-dihydro-1H-indazole, etc.
- benzotriazole having oxo e.g. 4-oxo-4,5-dihydro-1H-benzotriazole, etc.
- oxazole having (e.g. 4-oxo-4,5-dihydroxazole, etc.), isoxazole having oxo (e.g. 3-oxo-2,3-dihydroisoxazole, etc.), dihydroisoxazole having oxo (e.g. 4-oxo-isoxazolidine, etc.), oxadiazole having oxo (e.g. 3-oxo-2,3-dihydro-1,2,4-oxadiazole, 3-oxo-2,3-dihydro-1,2,5-oxadiazole, etc.), etc.;
- thiazole having oxo e.g. 4-oxo-4,5-dihydrothiazole, etc.
- dihydrothiazole having oxo e.g. 4-oxo-thiazolidine, etc.
- isothiazole having oxo e.g. 3-oxo-2,3-dihydroisothiazole, etc.
- thiadiazole having oxo e.g.
- benzothiazole having oxo e.g. 2-oxo-2,3-dihydrobenzothiazole, etc.
- benzothiadiazole having oxo e.g. 6-oxo-6,7-dihydrobenzothiadiazole, etc.
- imidazothiadiazole having oxo e.g. 5-oxo-5H-imidazo[2,1-b][1,3,4]thiadiazole, etc.
- heterocyclic compound having ##STR19## moiety in its ring may have one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable "N-containing unsaturated heterocyclic compound having ⁇ N-- moiety in its ring” may be heterocyclic compound containing at least one nitrogen atom and also containing at least one ⁇ N-- moiety in its ring.
- Suitable example of said "N-containing unsaturated heterocyclic compound having ⁇ N-- moiety in its ring” may include:
- unsaturated 3 to 8-membered (more preferably 5 to 7-membered) heteromonocyclic compound containing 1 to 4 nitrogen atom(s) having ⁇ N-- moiety in its ring for example, azepine (e.g. 1H-azepine, etc.) imidazole, pyrazole, pyridine, dihydropyridine (e.g. 3,4-dihydropyridine, 5,6-dihydropyridine, etc.), tetrahydropyridine (e.g. 3,4,5,6-tetrahydropyridine, etc.) pyrimidine, dihydropyrimidine (e.g.
- 1,2-dihydropyrimidine, etc pyrazine, pyridazine, dihydropyridazine (e.g. 2,3-dihydropyridazine, 1,4-dihydropyridazine, etc.), tetrahydropyridazine (e.g. 2,3,4,5-tetrahydropyridazine, etc.), triazole (e.g. 4H-1,2,4-triazole, 1H-1,2,3-triazole, 2H-1,2,3-triazole, etc.), tetrazole (e.g. 1H-tetrazole, 2H-tetrazole, etc.), etc.;
- unsaturated condensed heterocyclic compound containing 1 to 4 nitrogen atom(s) having ⁇ N-- moiety in its ring for example, indole, benzimidazole, quinoline dihydroquinoline (e.g. 3,4-dihydroquinoline, etc.) isoquinoline, indazole, benzotriazole, etc.;
- unsaturated 3 to 8-membered (more preferably 5 or 6-membered) heteromonocyclic compound containing 1 to 2 oxygen atom(s) and 1 to 3 nitrogen atom(s) having ⁇ N-- moiety in its ring for example, oxazole, isoxazole, dihydroisoxazole (e.g. 4,5-dihydroisoxazole, etc.) oxadiazole (e.g. 1,2,4-oxadiazole, 1,3,4-oxadiazole, 1,2,5-oxadiazole, etc.), etc.;
- unsaturated condensed heterocyclic compound containing 1 to 2 oxygen atom(s) and 1 to 3 nitrogen atom(s), having ⁇ N-- moiety in its ring for example, benzoxazole, benzoxadiazole, etc.;
- unsaturated 3 to 8-membered (more preferably 5 or 6-membered) heteromonocyclic compound containing 1 to 2 sulfur atom(s) and 1 to 3 nitrogen atom(s) having ⁇ N-- moiety in its ring for example, thiazole, dihydrothiazole (e.g. 4,5-dihydrothiazole, etc.) isothiazole, thiadiazole (e.g. 1,2,3-thiadiazole, 1,2,4-thiadiazole, 1,3,4-thiadiazole, 1,2,5-thiadiazole, etc.), dihydrothiazine, etc.;
- unsaturated condensed heterocyclic compound containing 1 to 2 sulfur atom(s) and 1 to 3 nitrogen atom(s) having ⁇ N-- moiety in its ring for example, benzothiazole, benzothiadiazole, imidazothiadiazole, etc.
- N-containing unsaturated heterocyclic compound having ⁇ N-- moiety in its ring may have one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable "N-containing unsaturated heterocyclic group” may be unsaturated heterocyclic group containing at least one nitrogen atom as hetero atom and suitable examples thereof can be referred to unsaturated heterocyclic group containing at least one nitrogen atom as exemplified for "unsaturated heterocyclic group" before.
- N-containing unsaturated heterocyclic group may have one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable “unsaturated heterocyclic group having cyano” may be “unsaturated heterocyclic group” as explained above which has cyano as its substituent, and said "unsaturated heterocyclic group having cyano” may have additionally one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable “unsaturated heterocyclic group having carboxy” may be “unsaturated heterocyclic group” as explained above which has carboxy as its substituent, and said "unsaturated heterocyclic group having carboxy” may have additionally one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable “unsaturated heterocyclic group having amino” may be “unsaturated heterocyclic group” as explained above which has amino as its substituent, and said "unsaturated heterocyclic group having amino” may have additionally one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable “unsaturated heterocyclic group having oxo” may be “unsaturated heterocyclic group” as explained above which has oxo as its substituent, and said "unsaturated heterocyclic group having oxo” may have additionally one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable “unsaturated heterocyclic group having halogen” may be “unsaturated heterocyclic group” as explained above which has halogen as its substituent, and said "unsaturated heterocyclic group having halogen” may have additionally one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable “unsaturated heterocyclic group having di(lower)alkylamino” may be “unsaturated heterocyclic group” as explained above which has di(lower)alkylamino as its substituent, and said "unsaturated heterocyclic group having di(lower)alkylamino” may have additionally one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group”.
- Suitable “unsaturated heterocyclic group having lower alkoxy” may be “unsaturated heterocyclic group” as explained above which has lower alkoxy as its substituent, and said "unsaturated heterocyclic group having lower alkoxy” may have additionally one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s)" of "unsaturated heterocyclic group".
- Suitable "unsaturated heterocyclic group which may have one or more suitable substituent(s) except carboxy” may be “unsaturated heterocyclic group” as explained above which may have one or more (preferably 1 to 4) suitable substituent(s), as exemplified for "suitable substituent(s)" of "unsaturated heterocyclic group", except carboxy.
- Suitable "unsaturated cyclic amino group” may include unsaturated, monocyclic or polycyclic amino group which may contain additional hetero atom such as nitrogen, oxygen, sulfur or the like.
- Suitable examples of said "unsaturated cyclic amino group” may include:
- azepin-1-yl e.g. 1H-azepin-1-yl, etc.
- 1-pyrrolyl 1-pyrrolinyl, 1-imidazolyl, 1-pyrazolyl, dihydropyridin-1-yl (e.g. 1,2-dihydropyridin-1-yl, 1,4-dihydropyridin-1-yl, etc.), tetrahydropyridyl (e.g.
- dihydropyrimidinyl e.g. 1,2-dihydropyrimidin-1-yl, etc.
- dihydropyridazinyl e.g. 2,3-dihydropyridazin-2-yl, 1,4-dihydropyridazin-1-yl, etc.
- tetrahydropyridazinyl e.g. 2,3,4,5-tetrahydropyridazin-2-yl, etc.
- triazolyl e.g.
- dihydroxazolyl e.g. 2,3-dihydroxazol-3-yl, etc.
- dihydroisoxazolyl e.g. 2,5-dihydroisoxazol-2-yl, etc.
- Aforesaid "unsaturated cyclic amino group” may have one or more (preferably 1 to 4) suitable substituent(s) as exemplified above for "suitable substituent(s) of "unsaturated heterocyclic group".
- Suitable “a leaving group” may include di(lower)alkylamino (e.g. dimethylamino, diethylamino, N-ethylpropylamino, dibutylamino, N-pentylhexylamino, etc.), lower alkoxy as mentioned above, halogen as mentioned above, lower alkylthio (e.g. methylthio, ethylthio, propylthio, butylthio, pentylthio, hexylthio, etc.), acyloxy such as lower alkanoyloxy (e.g. acetoxy, etc.), sulfonyloxy (e.g. mesyloxy, tosyloxy, etc.) or the like, and the like.
- di(lower)alkylamino e.g. dimethylamino, diethylamino, N-ethylpropylamino, dibutylamino, N-
- the object compound (I) or a salt thereof can be prepared by reacting the compound (II) or a salt thereof with the compound (III) or a salt thereof.
- Suitable salt of the compound (II) can be referred to acid addition salt as exemplified for the compound (I).
- Suitable salt of the compound (III) can be referred to the ones as exemplified for the compound (I).
- This reaction is preferably carried out in a solvent such as acetic acid, benzene, pyridine or any other solvent which does not adversely affect the reaction.
- This reaction may be carried out in the presence of an acid such as sulfuric acid, hydrochloric acid, p-toluenesulfonic acid or the like.
- an acid such as sulfuric acid, hydrochloric acid, p-toluenesulfonic acid or the like.
- the reaction temperature is not critical and the reaction is usually carried out under warming to heating.
- the object compound (Ia) or a salt thereof can be prepared by reacting the compound (II) or a salt thereof with the compound (IV) or a salt thereof.
- Suitable salt of the compound (Ia) can be referred to the ones as exemplified for the compound (I).
- Suitable salt of the compound (II) can be referred to an acid addition salt as exemplified for the compound (I).
- Suitable salt of the compound (IV) can be referred to the ones as exemplified for the compound (I).
- the group R 3 i.e. an acyl group
- an acylating agent such as lower alkyl haloformate (e.g. methyl chloroformate, ethyl chloroformate, etc.), acid halide (e.g. acetyl chloride, propionyl bromide, etc.).
- This reaction is usually carried out in a solvent such as methylene chloride, chloroform, tetrahydrofuran, N,N-dimethylformamide or any other solvent which does not adversely influence the reaction.
- a solvent such as methylene chloride, chloroform, tetrahydrofuran, N,N-dimethylformamide or any other solvent which does not adversely influence the reaction.
- the reaction temperature is not critical and the reaction is usually carried out at room temperature, under warming to heating.
- the object compound (Ib) or a salt thereof can be prepared by subjecting the compound (Ia) or a salt thereof to removal reaction of an acyl group.
- Suitable salt of the compound (Ib) can be referred to the ones as exemplified for the compound (I).
- the removal reaction of this process can be carried out in the dehydrogenation condition (e.g. potassium t-butoxide in t-butanol, manganese oxide in chloroform , etc.), conventional hydrolysis condition (e.g. alkali metal hydroxide (e.g. sodium hydroxide, potassium hydroxide, etc.) in alcohol (e.g. methanol, ethanol, etc.) and water; or the like.
- dehydrogenation condition e.g. potassium t-butoxide in t-butanol, manganese oxide in chloroform , etc.
- conventional hydrolysis condition e.g. alkali metal hydroxide (e.g. sodium hydroxide, potassium hydroxide, etc.) in alcohol (e.g. methanol, ethanol, etc.) and water; or the like.
- the reaction condition can be selected according to the kind of the compound (Ia) to be used.
- the reaction temperature is not critical and the reaction is usually carried out at room temperature, under warming to heating.
- the object compound (Id) or a salt thereof can be prepared by subjecting the compound (Ic) or a salt thereof to introduction reaction of lower alkyl which may have one or more suitable substituent(s).
- Suitable salt of the compound (Id) can be referred to the ones as exemplified for the compound (I).
- the introduction reaction of this process can be carried out by reacting the compound (Ic) or a salt thereof with a reagent for introduction of lower alkyl which may have one or more suitable substituent(s).
- Suitable reagent for introduction of lower alkyl which may have one or more suitable substituent(s) can include a compound of the formula:
- R 4 is as defined above and X is a leaving group such as an acyloxy [e.g. lower alkanoyloxy (e.g. formyloxy, acetoxy, propionyloxy, butyryloxy, pivaloyloxy, hexanoyloxy, etc.), sulfonyloxy (e.g. mesyloxy, tosyloxy, etc.), etc.], halogen (e.g. fluoro, chloro, bromo, iodo) or the like]; acyl(lower)alkene in which the double bond is adjacent to acyl group such as acrylic acid and its derivative (e.g. methyl acrylate, ethyl acrylate, etc.), crotonic acid and its derivative (e.g. methyl crotonate, ethyl crotonate, etc.); and the like.
- acyloxy e.g. lower alkanoyloxy (e.g. for
- This reaction is usually carried out in a solvent such as diethyl ether, chloroform, methylene chloride, N,N-dimethylformamide, alcohol (e.g. methanol, ethanol, etc.) or any other solvent which does not adversely influence the reaction.
- a solvent such as diethyl ether, chloroform, methylene chloride, N,N-dimethylformamide, alcohol (e.g. methanol, ethanol, etc.) or any other solvent which does not adversely influence the reaction.
- the reaction temperature is not critical and the reaction is usually carried out under cooling, at room temperature, under warming to heating.
- the reaction can be carried out in the presence of condensation catalyst (e.g. trimethylbenzylammonium hydroxide, etc.).
- condensation catalyst e.g. trimethylbenzylammonium hydroxide, etc.
- the object compound (If) or a salt thereof can be prepared by subjecting the compound (Ie) or a salt thereof to removal reaction of carboxy protective group.
- Suitable salts of the compounds (Ie) and (If) can be referred to the ones as exemplified for the compound (I).
- This reaction is carried out in accordance with a conventional method such as hydrolysis or the like.
- the hydrolysis is preferably carried out in the presence of a base or an acid including Lewis acid.
- Suitable base may include an inorganic base and an organic base such as an alkali metal [e.g. sodium, potassium, etc.], an alkaline earth metal [e.g. magnesium, calcium, etc.], the hydroxide or carbonate or bicarbonate thereof, trialkylamine [e.g. trimethylamine, triethylamine, etc.],picoline, 1,5-diazabicyclo[4.3.0]non-5-ene, 1,4-diazabicyclo[2.2.2]octane, 1,8-diazabicyclo[5.4.0]undec-7-ene, or the like.
- an alkali metal e.g. sodium, potassium, etc.
- an alkaline earth metal e.g. magnesium, calcium, etc.
- trialkylamine e.g. trimethylamine, triethylamine, etc.
- picoline 1,5-diazabicyclo[4.3.0]non-5-ene
- Suitable acid may include an organic acid [e.g. formic acid,.acetic acid, propionic acid, trichloroacetic acid, trifluoroacetic acid, etc.] and an inorganic acid [e.g. hydrochloric acid, hydrobromic acid, sulfuric acid, hydrogen chloride, hydrogen bromide, etc.].
- organic acid e.g. formic acid,.acetic acid, propionic acid, trichloroacetic acid, trifluoroacetic acid, etc.
- an inorganic acid e.g. hydrochloric acid, hydrobromic acid, sulfuric acid, hydrogen chloride, hydrogen bromide, etc.
- Lewis acid such as trihaloacetic acid [e.g. trichloroacetic acid, trifluoroacetic acid, etc.] or the like is preferably carried out in the presence of cation trapping agents [e.g. anisole, phenol, etc.].
- the reaction is usually carried out in a solvent such as water, an alcohol [e.g. methanol, ethanol, etc.], methylene chloride, tetrahydrofuran, a mixture thereof or any other solvent which does not adversely influence the reaction.
- a solvent such as water, an alcohol [e.g. methanol, ethanol, etc.], methylene chloride, tetrahydrofuran, a mixture thereof or any other solvent which does not adversely influence the reaction.
- a liquid base or acid can be also used as the solvent.
- the reaction temperature is not critical and the reaction is usually carried out under cooling to warming.
- the object compound (Ig) or a salt thereof can be prepared by subjecting the compound (V) or a salt thereof to formation reaction of pyridazinone ring.
- Suitable salts of the compounds (Ig) and (V) can be referred to acid addition salts as exemplified for the compound (I).
- the formation reaction of this process can be carried out, for example, by reacting the compound (V) or a salt thereof with glyoxalic acid or its reactive derivative or a salt thereof and hydrazine or a salt thereof.
- Suitable salt of glyoxalic acid can be referred to a salt with a base as exemplified for the compound (I).
- Suitable salt of hydrazine can be referred to an acid addition salt as exemplified for the compound (I).
- Suitable reactive derivative of glyoxalic acid may be the ones conventionally used in this field of the art such as an activated ester thereof.
- the reaction can be carried out in the presence or absence of a solvent.
- the reaction temperature is not critical and the reaction is usually carried out under warming to heating.
- the object compound (Ih) or a salt thereof can be prepared by reacting the compound (VI) or a salt thereof with the compound (VII) or a salt thereof.
- Suitable salts of the compounds (Ih), (VI) and (VII) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 15.
- the object compound (Ii) or a salt thereof can be prepared by reacting the compound (VIII) or a salt thereof with the compound (IX) or its reactive derivative at methyl group or a salt thereof.
- Suitable salts of the compounds (Ii), (VIII) and (IX) can be referred to acid addition salt as exemplified for the compound (I).
- Suitable reactive derivative at methyl group of the compound (IX) may be its pyridinium derivative or the like.
- the object compound (Ij) or a salt thereof can be prepared by reacting the compound (X) or a salt thereof with the compound (XI) or a salt thereof.
- Suitable salt of the compound (Ij), (X) and (XI) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 17.
- the object compound (Ik) or a salt thereof can be prepared by reacting the compound (XII) or a salt thereof with the compound (XI) or a salt thereof.
- Suitable salt of the compound (Ik), (XII) and (XI) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 18.
- the object compound (Il) or a salt thereof can be prepared by reacting the compound (XIII) or a salt thereof with the compound (XIV) or a salt thereof.
- Suitable salt of the compounds (Il), (XIII) and (XIV) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 19.
- the object compound (Im) or a salt thereof can be prepared by reacting the compound (XV) or a salt thereof with the compound (XVI) or a salt thereof.
- Suitable salt of the compounds (Im), (XV) and (XVI) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 20.
- the object compound (In) or a salt thereof can be prepared by reacting the compound (XV) or a salt thereof with the compound (XVII) or a salt thereof.
- Suitable salt of the compounds (In), (XV) and (XVII) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 21.
- the object compound (Io) or a salt thereof can be prepared by reacting the compound (XV) or a salt thereof with the compound (XVIII) or a salt thereof.
- Suitable salt of the compounds (Io), (XV) and (XVIII) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 23.
- the object compound (Iq) or a salt thereof can be prepared by subjecting the compound (Ip) or a salt thereof to hydrolysis reaction of cyano group.
- Suitable salts of the compounds, (Ip) and (Iq) can be referred to the ones as exemplified for the compound (I).
- This hydrolysis reaction can be carried out according to a similar manner to that disclosed in the explanation of Process 5.
- the object compound (Ir) or a salt thereof can be prepared by subjecting the compound (Iq) or a salt thereof to removal reaction of carboxy group.
- Suitable salts of the compounds (Iq) and (Ir) can be referred to the ones as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 45.
- the object compound (Is) or a salt thereof can be prepared by subjecting the compound (If) or a salt thereof to amidation reaction.
- Suitable salts of the compounds (If) and (Is) can be referred to the ones as exemplified for the compound (I).
- This reaction can be carried out by reacting the compound (If) or a salt thereof with an amidation reagent such as ammonia, di(lower)alkylamine wherein two lower alkyl groups may bond to each other to form 3 to 6-membered ring (e.g. dimethylamine, N-methylethylamine, diethylamine, dipropylamine, N-butyl-t-butylamine, dipentylamine, N-pentylhexylamine, aziridine, azetidine, pyrrolidine, piperidine, etc.) or the like.
- an amidation reagent such as ammonia, di(lower)alkylamine wherein two lower alkyl groups may bond to each other to form 3 to 6-membered ring (e.g. dimethylamine, N-methylethylamine, diethylamine, dipropylamine, N-butyl-t-butylamine, dipentylamine, N-pentylhex
- the reaction is usually carried out in a conventional solvent such as water, alcohol [e.g. methanol, ethanol, etc.], acetone, dioxane, acetonitrile, chloroform, methylene chloride, ethylene chloride, tetrahydrofuran, ethyl acetate, N,N-dimethylformamide, pyridine or any other organic solvent which does not adversely influence the reaction.
- a conventional solvent such as water, alcohol [e.g. methanol, ethanol, etc.], acetone, dioxane, acetonitrile, chloroform, methylene chloride, ethylene chloride, tetrahydrofuran, ethyl acetate, N,N-dimethylformamide, pyridine or any other organic solvent which does not adversely influence the reaction.
- a conventional solvent such as water, alcohol [e.g. methanol, ethanol, etc.], acetone, dioxane, acetonitrile,
- reaction when the compound (If) is used in a free acid form or its salt form, the reaction is preferably carried out in the presence of a conventional condensing agent such as N,N'-dicyclohexylcarbodiimide; or the like.
- a conventional condensing agent such as N,N'-dicyclohexylcarbodiimide; or the like.
- the reaction may also be carried out in the presence of an inorganic or organic base such as an alkali metal carbonate, alkali metal bicarbonate, tri(lower)alkylamine (e.g. triethylamine, etc.), pyridine N-(lower)alkylmorpholine, N,N-di(lower)alkylbenzylamine, or the like.
- an inorganic or organic base such as an alkali metal carbonate, alkali metal bicarbonate, tri(lower)alkylamine (e.g. triethylamine, etc.), pyridine N-(lower)alkylmorpholine, N,N-di(lower)alkylbenzylamine, or the like.
- the reaction temperature is not critical, and the reaction is usually carried out under cooling to warming.
- the object compound (Iu) or a salt thereof can be prepared by subjecting the compound (It) or a salt thereof to conversion reaction of amino group to oxo group.
- Suitable salts of the compounds (It) and (Iu) can be referred to the ones as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 52.
- the object compound (Iv) or a salt thereof can be prepared by subjecting the compound (Iu) or a salt thereof to removal reaction of carboxy group.
- Suitable salt of the compounds (Iu) and (Iv) can be referred to the ones as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 54.
- the object compound (Iw) or a salt thereof can be prepared by reacting the compound (Iv) or a salt thereof with the compound (XIX) or a salt thereof.
- Suitable salts of the compounds (Iv) and (Iw) can be referred to the ones as exemplified for the compound (I).
- Suitable salt of the compound (XIX) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 57.
- the object compound (Ix) or a salt thereof can be prepared by subjecting the compound (Iv) or a salt thereof to conversion reaction of halogen to lower alkoxy.
- Suitable salt of the compounds (Iv) and (Ix) can be referred to the ones as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 58.
- the object compound (Iu) or a salt thereof can be prepared bY subjecting the compound (Ix) or a salt thereof to conversion reaction of lower alkoxy to oxo group.
- Suitable salt of the compounds (Iu) and (Ix) can be referred to the ones as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 62.
- the object compound (Iy) or a salt thereof can be prepared by reacting the compound (XX) or a salt thereof with the compound (XXI) and ammonia.
- Suitable salts of the compounds (Iy) and (XX) can be referred to acid addition salt as exemplified for the compound (I).
- This reaction can be carried out, for example, according to the procedure as disclosed in Example 99.
- the object compound (I) and a salt thereof possess various actions as stated above and useful as stated before.
- the object compound (I) and a salt thereof have high solubility into water and are advantageous in preparing a pharmaceutical preparation.
- test results on diuretic activity of the representative compounds of the present invention are shown in the following.
- ED 100 value (mg/kg) was as follows.
- the object compound (I) and a pharmaceutically acceptable salt thereof of the present invention are used in the form of conventional pharmaceutical preparation which contains said compound as an active ingredient, in admixture with pharmaceutically acceptable carriers such as an organic or inorganic solid or liquid excipient which is suitable for oral, parenteral and external administration.
- pharmaceutically acceptable carriers such as an organic or inorganic solid or liquid excipient which is suitable for oral, parenteral and external administration.
- the pharmaceutical preparations may be in solid form such as tablet, granule, powder, capsule, or liquid form such as solution, suspension, syrup, emulsion, lemonade and the like.
- auxiliary substances stabilizing agents, wetting agents and other commonly used additives such as lactose, citric acid, tartaric acid, stearic acid, magnesium stearate, terra alba, sucrose, corn starch, talc, gelatin, agar, pectin, peanut oil, olive oil, cacao butter, ethylene glycol, and the like.
- the dosage of the compound (I) may vary from and also depend upon the age, conditions of the patient, a kind of diseases, a kind of the compound (I) to be applied, etc. In general, amounts between 1 mg and about 1,000 mg or even more per day may be administered to a patient. An average single dose of about 1 mg, 5 mg, 10 mg, 20 mg of the object compound (I) of the present invention may be used as diuretic and antihypertensive agent.
- Ethyl chloroformate (3.38 g) was added dropwise with stirring to a solution of 2-phenylpyrazolo[1,5-a]pyridine (2.54 g) and pYridazine (5.00 g) in methylene chloride (5.0 ml) at 10° C. After being stirred at 10° C. for 1 hour and then at room temperature for 2 hours, the reaction mixture was poured onto ice-water (100 ml) and extracted with ethyl acetate. The combined extracts were washed with saturated sodium chloride aqueous solution (100 ml), dried over magnesium sulfate and evaporated in vacuo.
- Example 9 The following compounds (Examples 9 and 10) were obtained according to a similar manner to that of Example 8.
- Example 12 The following compounds (Examples 12 and 13) were obtained according to a similar manner to that of Example 11.
- Example 22 The following compounds (Examples 22 to 25) were obtained according to a similar manner to that of Example 21.
- Example 27 The following compounds (Examples 27 to 32) were obtained according to a similar manner to that of Example 26.
- Example 50 The following compounds (Examples 50 and 51) were obtained according to a similar manner to that of Example 49.
- Example 59 The following compounds (Examples 59 and 60) were obtained according to a similar manner to that of Example 58.
- Example 66 to 74 were prepared according to similar manners to those of Example 1 and Example 2.
- Example 75 to 89 The following compounds (Example 75 to 89) were prepared according to a similar manner to that of Example 5.
- Example 90 The following compounds (Examples 90 to 92) were obtained according to a similar manner to that of Example 6.
- Example 94 to 97 were obtained according to a similar manner to that of Example 5.
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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US07/715,460 US5155114A (en) | 1989-01-23 | 1991-06-14 | Method of treatment using pyrazolopyridine compound |
US07/847,286 US5338743A (en) | 1988-06-06 | 1992-03-10 | New use of the adenosine antagonist |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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GB898901423A GB8901423D0 (en) | 1989-01-23 | 1989-01-23 | Pyrazolopyridine compound and processes for preparation thereof |
GB8901423 | 1989-01-23 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
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US62600990A Continuation | 1988-06-06 | 1990-01-18 | |
US62600990A Continuation-In-Part | 1988-06-06 | 1990-01-18 |
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US4985444A true US4985444A (en) | 1991-01-15 |
Family
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US07/466,929 Expired - Lifetime US4985444A (en) | 1988-06-06 | 1990-01-18 | Pyrazolopyridine compound and processes for preparation thereof |
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US (1) | US4985444A (zh) |
EP (1) | EP0379979B1 (zh) |
JP (2) | JPH0794454B2 (zh) |
KR (1) | KR0159502B1 (zh) |
CN (1) | CN1031570C (zh) |
AT (1) | ATE150462T1 (zh) |
AU (1) | AU628913B2 (zh) |
CA (1) | CA2008263C (zh) |
DE (1) | DE69030206T2 (zh) |
DK (1) | DK0379979T3 (zh) |
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FI (1) | FI96205C (zh) |
GB (1) | GB8901423D0 (zh) |
GR (1) | GR3023219T3 (zh) |
HU (2) | HUT53368A (zh) |
IE (1) | IE900161L (zh) |
IL (1) | IL93050A (zh) |
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PH (1) | PH30968A (zh) |
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FR2601368B1 (fr) * | 1986-07-08 | 1989-04-07 | Synthelabo | Derives de nitrofuranne, leur preparation et leur application en therapeutique. |
JPS63135381A (ja) * | 1986-11-26 | 1988-06-07 | Kyorin Pharmaceut Co Ltd | 多剤耐性癌細胞に対する感受性増強剤及びその製造方法 |
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-
1989
- 1989-01-23 GB GB898901423A patent/GB8901423D0/en active Pending
-
1990
- 1990-01-09 PH PH39909A patent/PH30968A/en unknown
- 1990-01-11 ZA ZA90200A patent/ZA90200B/xx unknown
- 1990-01-14 IL IL9305090A patent/IL93050A/en not_active IP Right Cessation
- 1990-01-15 IE IE900161A patent/IE900161L/xx not_active Application Discontinuation
- 1990-01-18 US US07/466,929 patent/US4985444A/en not_active Expired - Lifetime
- 1990-01-19 EP EP90101042A patent/EP0379979B1/en not_active Expired - Lifetime
- 1990-01-19 DE DE69030206T patent/DE69030206T2/de not_active Expired - Fee Related
- 1990-01-19 FI FI900307A patent/FI96205C/fi not_active IP Right Cessation
- 1990-01-19 DK DK90101042.1T patent/DK0379979T3/da active
- 1990-01-19 AT AT90101042T patent/ATE150462T1/de not_active IP Right Cessation
- 1990-01-19 ES ES90101042T patent/ES2098229T3/es not_active Expired - Lifetime
- 1990-01-22 CA CA002008263A patent/CA2008263C/en not_active Expired - Fee Related
- 1990-01-22 RU SU904742944A patent/RU2007403C1/ru not_active IP Right Cessation
- 1990-01-22 NO NO900306A patent/NO176356C/no not_active IP Right Cessation
- 1990-01-22 KR KR1019900000690A patent/KR0159502B1/ko not_active IP Right Cessation
- 1990-01-22 JP JP2012995A patent/JPH0794454B2/ja not_active Expired - Fee Related
- 1990-01-22 HU HU90228A patent/HUT53368A/hu unknown
- 1990-01-23 CN CN90100900A patent/CN1031570C/zh not_active Expired - Fee Related
- 1990-01-23 AU AU48696/90A patent/AU628913B2/en not_active Ceased
- 1990-01-23 PT PT92935A patent/PT92935B/pt not_active IP Right Cessation
-
1993
- 1993-06-18 UA UA93002311A patent/UA43821C2/uk unknown
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1995
- 1995-03-23 JP JP7064422A patent/JPH0881465A/ja active Pending
- 1995-06-22 HU HU95P/P00351P patent/HU211684A9/hu unknown
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1997
- 1997-04-22 GR GR970400879T patent/GR3023219T3/el unknown
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